Which recommendation applies to OSPF in the data center core?
A.
Do not permit route distribution with FHI.
B.
Run OSPF on all VLANs to reduce convergence time.
C.
Adjust OSPF reference bandwidth for VLANs with 1O-Gigabit Ethernet links.
D.
Adventise all routes into a NSSA and summarize default routed out.